A:         children there are in a family,         their life will be.

B: Yes, everyone thinks so.

A．The less; the better

B．The fewer; the better

C．Fewer; richer

D．More; poorer

能产生雌激素的卵巢肿瘤是

A．内胚窦瘤

B．浆液性囊腺瘤

C．库肯勃瘤

D．颗粒细胞瘤

E．黏液性囊腺瘤